メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.261926963829 35.9355472284649, 136.262186187015 35.9355826742956, 136.262439568563 35.9356576908428, 136.262615519181 35.9357315789308, 136.262999428157 35.9359422117522, 136.263339486068 35.9361343464937, 136.263767631846 35.9363545310738, 136.263987667359 35.9364378979529, 136.264175232345 35.9364763662905, 136.264361019992 35.9364877961194, 136.264467485829 35.936573831061, 136.264448202722 35.9376092942762, 136.263408933835 35.9375685204155, 136.263399731934 35.9370816497612, 136.262022904663 35.9370262125222, 136.261926963829 35.9355472284649)) ^^http://www.opengis.net/ont/geosparql#wktLiteral